Read the docs
TI-2026-58934 Aliases CVE-2026-86140GHSA-6wmc-mmch-49h7

In libxml2 before 2.15.4, xmlSnprintfElements in valid.c has a strcat stack-based buffer overflow.

Priority LOW 36CWE-121Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · Low
Fix status
Partial Red Hat: 38 fixed, 3 without a fix

Attack profile from CVSS 3.1 · CNA. Fix status from CNA and Red Hat. Impact type from CWE-121 and the CVSS impact.

Summary

In libxml2 before 2.15.4, xmlSnprintfElements in valid.c has a strcat stack-based buffer overflow.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00157 4th percentileScored 2026-11-07
Fix Partial libxml2 (xmlsoft): 2.15.4Red Hat: 45 advisoriesRed Hat: 38 fixed, 3 without a fix

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
xmlsoftlibxml2before 2.15.42.15.4Patch availableCNA
  • libxml2 Vendorxmlsoft Affected before 2.15.4 Fixed in 2.15.4 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:*before 2.15.4Vulnerablexmlsoft
  • cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:* Versions before 2.15.4 Vulnerable ·xmlsoft

Remediation

  • Fix · CNA libxml2 (xmlsoft) Fixed in 2.15.4

Red Hat 45 advisories

  • RHSA-2026:94476 Released 2026-11-03 · Red Hat rating Critical
    Red Hat AI Base Images 3.0.8 (CUDA)
    • Red Hat OpenShift AI 3.0 registry.redhat.io/rhai/base-image-cuda-rhel9
  • RHSA-2026:94474 Released 2026-11-03 · Red Hat rating Critical
    Red Hat AI Base Images 3.5.6 (CUDA 12.9)
    • Red Hat OpenShift AI 3.5 registry.redhat.io/rhai/base-image-cuda-12.9-rhel9
  • RHSA-2026:94468 Released 2026-11-03 · Red Hat rating Critical
    Red Hat AI Base Images 3.4.7 (CUDA 13.0)
    • Red Hat OpenShift AI 3.4 registry.redhat.io/rhai/base-image-cuda-13.0-rhel9
Show 42 more Red Hat advisories
  • RHSA-2026:94459 Released 2026-11-03 · Red Hat rating Critical
    Red Hat AI Base Images 3.0.8 (CPU)
    • Red Hat OpenShift AI 3.0 registry.redhat.io/rhai/base-image-cpu-rhel9
  • RHSA-2026:93791 Released 2026-11-02 · Red Hat rating Important
    libxml2 security update
    • Red Hat Enterprise Linux Server (v. 7 ELS) libxml2-2.9.1-6.el7_9.20, libxml2-2.9.1-6.el7_9.20.ppc, libxml2-devel-2.9.1-6.el7_9.20 +2
    • Red Hat Enterprise Linux Server Optional (v. 7 ELS) libxml2-static-2.9.1-6.el7_9.20, libxml2-static-2.9.1-6.el7_9.20.ppc
  • RHSA-2026:93463 Released 2026-11-02 · Red Hat rating Important
    libxml2 security, bug fix, and enhancement update
    • Red Hat Enterprise Linux AppStream E4S (v.8.8) libxml2-devel-2.9.7-16.el8_8.24
    • Red Hat Enterprise Linux AppStream TUS (v.8.8) libxml2-devel-2.9.7-16.el8_8.24
    • Red Hat Enterprise Linux BaseOS E4S (v.8.8) libxml2-2.9.7-16.el8_8.24, python3-libxml2-2.9.7-16.el8_8.24
    • Red Hat Enterprise Linux BaseOS TUS (v.8.8) libxml2-2.9.7-16.el8_8.24, python3-libxml2-2.9.7-16.el8_8.24
  • RHSA-2026:93473 Released 2026-11-02 · Red Hat rating Important
    libxml2 security, bug fix, and enhancement update
    • Red Hat Enterprise Linux AppStream AUS (v.8.4) libxml2-devel-2.9.7-9.el8_4.20
    • Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4) libxml2-devel-2.9.7-9.el8_4.20
    • Red Hat Enterprise Linux BaseOS AUS (v.8.4) libxml2-2.9.7-9.el8_4.20, python3-libxml2-2.9.7-9.el8_4.20
    • Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4) libxml2-2.9.7-9.el8_4.20, python3-libxml2-2.9.7-9.el8_4.20
  • RHSA-2026:92589 Released 2026-10-29 · Red Hat rating Important
    libxml2 security, bug fix, and enhancement update
    • Red Hat Enterprise Linux AppStream AUS (v.8.6) libxml2-devel-2.9.7-13.el8_6.24
    • Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.6) libxml2-devel-2.9.7-13.el8_6.24
    • Red Hat Enterprise Linux BaseOS AUS (v.8.6) libxml2-2.9.7-13.el8_6.24, python3-libxml2-2.9.7-13.el8_6.24
    • Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.6) libxml2-2.9.7-13.el8_6.24, python3-libxml2-2.9.7-13.el8_6.24
  • RHSA-2026:92352 Released 2026-10-29 · Red Hat rating Important
    libxml2 security update
    • Red Hat Enterprise Linux AppStream E4S (v.9.2) libxml2-devel-2.9.13-3.el9_2.20
    • Red Hat Enterprise Linux BaseOS E4S (v.9.2) libxml2-2.9.13-3.el9_2.20, python3-libxml2-2.9.13-3.el9_2.20
  • RHSA-2026:89197 Released 2026-10-27 · Red Hat rating Critical
    OpenShift Container Platform 4.22.20 bug fix and security update
    • Red Hat OpenShift Container Platform 4.22 rhcos-aarch64-4.22.9.8.202610241758-0, rhcos-ppc64le-4.22.9.8.202610241758-0, rhcos-s390x-4.22.9.8.202610241758-0 +1
  • RHSA-2026:91249 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.5.5 (Neuron)
    • Red Hat OpenShift AI 3.5 registry.redhat.io/rhai/base-image-neuron-rhel9
  • RHSA-2026:91248 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.4.6 (Neuron)
    • Red Hat OpenShift AI 3.4 registry.redhat.io/rhai/base-image-neuron-rhel9
  • RHSA-2026:91246 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.5.5 (ROCm 7.14)
    • Red Hat OpenShift AI 3.5 registry.redhat.io/rhai/base-image-rocm-7.14-rhel9
  • RHSA-2026:91245 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.4.6 (Spyre)
    • Red Hat OpenShift AI 3.4 registry.redhat.io/rhai/base-image-spyre-rhel9
  • RHSA-2026:91244 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.4.6 (ROCm 6.4)
    • Red Hat OpenShift AI 3.4 registry.redhat.io/rhai/base-image-rocm-6.4-rhel9
  • RHSA-2026:91243 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.0.7 (TPU)
    • Red Hat OpenShift AI 3.0 registry.redhat.io/rhai/base-image-tpu-rhel9
  • RHSA-2026:91242 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.5.5 (Spyre)
    • Red Hat OpenShift AI 3.5 registry.redhat.io/rhai/base-image-spyre-rhel9
  • RHSA-2026:91241 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.4.6 (CPU)
    • Red Hat OpenShift AI 3.4 registry.redhat.io/rhai/base-image-cpu-rhel9
  • RHSA-2026:91238 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.5.5 (CUDA 13.0)
    • Red Hat OpenShift AI 3.5 registry.redhat.io/rhai/base-image-cuda-13.0-rhel9
  • RHSA-2026:91237 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.5.5 (CUDA 12.9)
    • Red Hat OpenShift AI 3.5 registry.redhat.io/rhai/base-image-cuda-12.9-rhel9
  • RHSA-2026:91236 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.0.7 (CUDA)
    • Red Hat OpenShift AI 3.0 registry.redhat.io/rhai/base-image-cuda-rhel9
  • RHSA-2026:91235 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.4.6 (CUDA 13.0)
    • Red Hat OpenShift AI 3.4 registry.redhat.io/rhai/base-image-cuda-13.0-rhel9
  • RHSA-2026:91234 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.4.6 (Gaudi)
    • Red Hat OpenShift AI 3.4 registry.redhat.io/rhai/base-image-gaudi-rhel9
  • RHSA-2026:91233 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.4.6 (TPU)
    • Red Hat OpenShift AI 3.4 registry.redhat.io/rhai/base-image-tpu-rhel9
  • RHSA-2026:91232 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.0.7 (CPU)
    • Red Hat OpenShift AI 3.0 registry.redhat.io/rhai/base-image-cpu-rhel9
  • RHSA-2026:91224 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.5.5 (Rubin)
    • Red Hat OpenShift AI 3.5 registry.redhat.io/rhai/base-image-rubin-rhel9
  • RHSA-2026:91219 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.0.7 (ROCm)
    • Red Hat OpenShift AI 3.0 registry.redhat.io/rhai/base-image-rocm-rhel9
  • RHSA-2026:91218 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.4.6 (CUDA 12.9)
    • Red Hat OpenShift AI 3.4 registry.redhat.io/rhai/base-image-cuda-12.9-rhel9
  • RHSA-2026:91217 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.4.6 (ROCm 7.1)
    • Red Hat OpenShift AI 3.4 registry.redhat.io/rhai/base-image-rocm-7.1-rhel9
  • RHSA-2026:91207 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.5.5 (Gaudi)
    • Red Hat OpenShift AI 3.5 registry.redhat.io/rhai/base-image-gaudi-rhel9
  • RHSA-2026:91206 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.0.7 (Spyre)
    • Red Hat OpenShift AI 3.0 registry.redhat.io/rhai/base-image-spyre-rhel9
  • RHSA-2026:91204 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.5.5 (CPU)
    • Red Hat OpenShift AI 3.5 registry.redhat.io/rhai/base-image-cpu-rhel9
  • RHSA-2026:91202 Released 2026-10-27 · Red Hat rating Critical
    Red Hat AI Base Images 3.5.5 (TPU)
    • Red Hat OpenShift AI 3.5 registry.redhat.io/rhai/base-image-tpu-rhel9
  • RHSA-2026:90309 Released 2026-10-26 · Red Hat rating Important
    libxml2 security, bug fix, and enhancement update
    • Red Hat Enterprise Linux AppStream EUS (v.9.6) libxml2-devel-2.9.13-13.el9_6
    • Red Hat Enterprise Linux BaseOS EUS (v.9.6) libxml2-2.9.13-13.el9_6, python3-libxml2-2.9.13-13.el9_6
  • RHSA-2026:89759 Released 2026-10-26 · Red Hat rating Important
    libxml2 security update
    • Red Hat Enterprise Linux AppStream EUS (v. 10.0) libxml2-devel-2.12.5-9.el10_0.9
    • Red Hat Enterprise Linux BaseOS EUS (v. 10.0) libxml2-2.12.5-9.el10_0.9, python3-libxml2-2.12.5-9.el10_0.9
    • Red Hat Enterprise Linux CodeReady Linux Builder EUS (v. 10.0) libxml2-static-2.12.5-9.el10_0.9
  • RHSA-2026:89750 Released 2026-10-26 · Red Hat rating Important
    libxml2 security update
    • Red Hat Enterprise Linux AppStream E4S (v.9.4) libxml2-devel-2.9.13-13.el9_4.10
    • Red Hat Enterprise Linux BaseOS E4S (v.9.4) libxml2-2.9.13-13.el9_4.10, python3-libxml2-2.9.13-13.el9_4.10
  • RHSA-2026:82939 Released 2026-10-14 · Red Hat rating Important
    Red Hat Update Infrastructure 5.3 security update
    • Red Hat Update Infrastructure 5 registry.redhat.io/rhui5/cds-kubernetes-rhel9, registry.redhat.io/rhui5/cds-rhel9, registry.redhat.io/rhui5/haproxy-rhel9 +2
  • RHSA-2026:79357 Released 2026-10-08 · Red Hat rating Important
    Red Hat Cost Management On-Premise container image update
    • Red Hat Cost Management On-Premise 1 registry.redhat.io/costmanagement/costmanagement-ui-rhel10
  • RHSA-2026:72476 Released 2026-09-28 · Red Hat rating Important
    cert-manager Operator for Red Hat OpenShift 1.20.1
    • Cert Manager support for Red Hat OpenShift release 1.20 registry.redhat.io/cert-manager/cert-manager-operator-rhel9
  • RHSA-2026:72475 Released 2026-09-28 · Red Hat rating Important
    cert-manager Operator for Red Hat OpenShift 1.20.1
    • Cert Manager support for Red Hat OpenShift release 1.20 registry.redhat.io/cert-manager/cert-manager-istio-csr-rhel9
  • RHSA-2026:72470 Released 2026-09-28 · Red Hat rating Important
    cert-manager Operator for Red Hat OpenShift 1.20.1
    • Cert Manager support for Red Hat OpenShift release 1.20 registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9, registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9
  • RHSA-2026:71585 Released 2026-09-24 · Red Hat rating Important
    libxml2 security update
    • Red Hat Enterprise Linux AppStream (v. 9) libxml2-devel-2.9.13-14.el9_8.5
    • Red Hat Enterprise Linux BaseOS (v. 9) libxml2-2.9.13-14.el9_8.5, python3-libxml2-2.9.13-14.el9_8.5
  • RHSA-2026:71641 Released 2026-09-24 · Red Hat rating Important
    libxml2 security update
    • Red Hat Enterprise Linux AppStream (v. 8) libxml2-devel-2.9.7-21.el8_10.9
    • Red Hat Enterprise Linux BaseOS (v. 8) libxml2-2.9.7-21.el8_10.9, python3-libxml2-2.9.7-21.el8_10.9
  • RHSA-2026:71586 Released 2026-09-24 · Red Hat rating Important
    libxml2 security update
    • Red Hat Enterprise Linux AppStream (v. 10) libxml2-devel-2.12.5-10.el10_2.4
    • Red Hat Enterprise Linux BaseOS (v. 10) libxml2-2.12.5-10.el10_2.4, python3-libxml2-2.12.5-10.el10_2.4
    • Red Hat Enterprise Linux CodeReady Linux Builder (v. 10) libxml2-static-2.12.5-10.el10_2.4
  • RHSA-2026:64463 Released 2026-09-06 · Red Hat rating Important
    Red Hat Hardened Images RPMs bug fix and enhancement update
    • Red Hat Hardened Images libxml2-16-2.15.4-0.1.hum1@aarch64, libxml2-16-2.15.4-0.1.hum1@x86_64, libxml2-2.15.4-0.1.hum1@aarch64 +8

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    xmlsoft libxml2 2.15.4

    8 records Highest priority Priority LOW 8 LOW

    Other records, highest priority first

    • TI-2026-58936 Heap-based buffer overflow in xmlsoft libxml2Priority LOW 35
    • TI-2026-58933 In libxml2 before 2.15.4, xmlURIEscapeStr in uri.c has an integer overflow.Priority LOW 35
    • TI-2026-58938 In xinclude in libxml2 before 2.15.4, xmlXIncludeProcess and xmlXIncludeProcessTree do…Priority LOW 33
    Show all 8 records →

Vendor assessments

Red Hat

Red Hat rating: Important. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux 6AffectedNo fix planned: Out of support scope
Red Hat OpenShift Container Platform 4AffectedNo fix yet
Red Hat OpenShift Container Platform 5AffectedNo fix yet
Cert Manager support for Red Hat OpenShift release 1.20Fixed RHSA-2026:72470, RHSA-2026:72475, RHSA-2026:72476
Red Hat Cost Management On-Premise 1Fixed RHSA-2026:79357
Red Hat Enterprise Linux AppStream (v. 10)Fixed RHSA-2026:71586
Red Hat Enterprise Linux AppStream (v. 8)Fixed RHSA-2026:71641
Red Hat Enterprise Linux AppStream (v. 9)Fixed RHSA-2026:71585
Red Hat Enterprise Linux AppStream AUS (v.8.4)Fixed RHSA-2026:93473
Red Hat Enterprise Linux AppStream AUS (v.8.6)Fixed RHSA-2026:92589
Red Hat Enterprise Linux AppStream E4S (v.8.8)Fixed RHSA-2026:93463
Red Hat Enterprise Linux AppStream E4S (v.9.2)Fixed RHSA-2026:92352
Red Hat Enterprise Linux AppStream E4S (v.9.4)Fixed RHSA-2026:89750
Red Hat Enterprise Linux AppStream EUS (v. 10.0)Fixed RHSA-2026:89759
Red Hat Enterprise Linux AppStream EUS (v.9.6)Fixed RHSA-2026:90309
Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4)Fixed RHSA-2026:93473
Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.6)Fixed RHSA-2026:92589
Red Hat Enterprise Linux AppStream TUS (v.8.8)Fixed RHSA-2026:93463
Red Hat Enterprise Linux BaseOS (v. 10)Fixed RHSA-2026:71586
Red Hat Enterprise Linux BaseOS (v. 8)Fixed RHSA-2026:71641
Red Hat Enterprise Linux BaseOS (v. 9)Fixed RHSA-2026:71585
Red Hat Enterprise Linux BaseOS AUS (v.8.4)Fixed RHSA-2026:93473
Red Hat Enterprise Linux BaseOS AUS (v.8.6)Fixed RHSA-2026:92589
Red Hat Enterprise Linux BaseOS E4S (v.8.8)Fixed RHSA-2026:93463
Red Hat Enterprise Linux BaseOS E4S (v.9.2)Fixed RHSA-2026:92352
Red Hat Enterprise Linux BaseOS E4S (v.9.4)Fixed RHSA-2026:89750
Red Hat Enterprise Linux BaseOS EUS (v. 10.0)Fixed RHSA-2026:89759
Red Hat Enterprise Linux BaseOS EUS (v.9.6)Fixed RHSA-2026:90309
Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4)Fixed RHSA-2026:93473
Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.6)Fixed RHSA-2026:92589
Red Hat Enterprise Linux BaseOS TUS (v.8.8)Fixed RHSA-2026:93463
Red Hat Enterprise Linux CodeReady Linux Builder (v. 10)Fixed RHSA-2026:71586
Red Hat Enterprise Linux CodeReady Linux Builder EUS (v. 10.0)Fixed RHSA-2026:89759
Red Hat Enterprise Linux Server (v. 7 ELS)Fixed RHSA-2026:93791
Red Hat Enterprise Linux Server Optional (v. 7 ELS)Fixed RHSA-2026:93791
Red Hat Hardened ImagesFixed RHSA-2026:64463
Red Hat OpenShift AI 3.0Fixed RHSA-2026:91206, RHSA-2026:91219, RHSA-2026:91232, RHSA-2026:91236, RHSA-2026:91243, RHSA-2026:94459, RHSA-2026:94476
Red Hat OpenShift AI 3.4Fixed RHSA-2026:91217, RHSA-2026:91218, RHSA-2026:91233, RHSA-2026:91234, RHSA-2026:91235, RHSA-2026:91241, RHSA-2026:91244, RHSA-2026:91245, RHSA-2026:91248, RHSA-2026:94468
Red Hat OpenShift AI 3.5Fixed RHSA-2026:91202, RHSA-2026:91204, RHSA-2026:91207, RHSA-2026:91224, RHSA-2026:91237, RHSA-2026:91238, RHSA-2026:91242, RHSA-2026:91246, RHSA-2026:91249, RHSA-2026:94474
Red Hat OpenShift Container Platform 4.22Fixed RHSA-2026:89197
Red Hat Update Infrastructure 5Fixed RHSA-2026:82939
Not affected: 7 products
  • Cert Manager support for Red Hat OpenShift release 1.20
  • Red Hat Enterprise Linux 10
  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux 9
  • Red Hat Hardened Images
  • Red Hat OpenShift AI (RHOAI)
  • Red Hat OpenShift Container Platform 4

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-86140
  2. 2026-10-03 Alias added: GHSA-6wmc-mmch-49h7
  3. 2026-10-09 Fix available: RHSA-2026:79357 · Red Hat
  4. 2026-10-09 Fix available: Red Hat Cost Management On-Premise 1 · Red Hat
  5. 2026-10-16 Fix available: RHSA-2026:82939 · Red Hat
  6. 2026-10-16 Fix available: Red Hat Update Infrastructure 5 · Red Hat
  7. 2026-10-26 Fix available: RHSA-2026:89759 · Red Hat
  8. 2026-10-26 Fix available: RHSA-2026:89750 · Red Hat
  9. 2026-10-26 Fix available: Red Hat Enterprise Linux AppStream E4S (v.9.4), Red Hat Enterprise Linux AppStream EUS (v. 10.0), Red Hat Enterprise Linux BaseOS E4S (v.9.4) +2 · Red Hat
  10. 2026-10-26 Fix available: RHSA-2026:90309 · Red Hat
  11. 2026-10-26 Fix available: Red Hat Enterprise Linux AppStream EUS (v.9.6), Red Hat Enterprise Linux BaseOS EUS (v.9.6) · Red Hat
  12. 2026-10-28 Fix available: Red Hat OpenShift Container Platform 4.22 · Red Hat
  13. 2026-10-29 Fix available: RHSA-2026:89197 · Red Hat
  14. 2026-10-29 Fix available: RHSA-2026:92352 · Red Hat
  15. 2026-10-29 Fix available: Red Hat Enterprise Linux AppStream E4S (v.9.2), Red Hat Enterprise Linux BaseOS E4S (v.9.2) · Red Hat
  16. 2026-10-30 Fix available: RHSA-2026:91202 · Red Hat
  17. 2026-10-30 Fix available: RHSA-2026:91204 · Red Hat
  18. 2026-10-30 Fix available: RHSA-2026:91206 · Red Hat
  19. 2026-10-30 Fix available: RHSA-2026:91207 · Red Hat
  20. 2026-10-30 Fix available: RHSA-2026:91217 · Red Hat
  21. 2026-10-30 Fix available: RHSA-2026:91219 · Red Hat
  22. 2026-10-30 Fix available: RHSA-2026:91224 · Red Hat
  23. 2026-10-30 Fix available: RHSA-2026:91233 · Red Hat
  24. 2026-10-30 Fix available: RHSA-2026:91232 · Red Hat
  25. 2026-10-30 Fix available: RHSA-2026:91218 · Red Hat
  26. 2026-10-30 Fix available: RHSA-2026:91235 · Red Hat
  27. 2026-10-30 Fix available: RHSA-2026:91234 · Red Hat
  28. 2026-10-30 Fix available: RHSA-2026:91241 · Red Hat
  29. 2026-10-30 Fix available: RHSA-2026:91237 · Red Hat
  30. 2026-10-30 Fix available: RHSA-2026:91238 · Red Hat
  31. 2026-10-30 Fix available: RHSA-2026:91242 · Red Hat
  32. 2026-10-30 Fix available: RHSA-2026:91236 · Red Hat
  33. 2026-10-30 Fix available: RHSA-2026:91245 · Red Hat
  34. 2026-10-30 Fix available: RHSA-2026:91246 · Red Hat
  35. 2026-10-30 Fix available: RHSA-2026:91243 · Red Hat
  36. 2026-10-30 Fix available: RHSA-2026:91244 · Red Hat
  37. 2026-10-30 Fix available: RHSA-2026:91248 · Red Hat
  38. 2026-10-30 Fix available: RHSA-2026:91249 · Red Hat
  39. 2026-10-30 Fix available: Red Hat Enterprise Linux AppStream AUS (v.8.6), Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.6), Red Hat Enterprise Linux BaseOS AUS (v.8.6) +4 · Red Hat
  40. 2026-10-30 Fix available: RHSA-2026:92589 · Red Hat
  41. 2026-11-02 Fix available: RHSA-2026:93473 · Red Hat
  42. 2026-11-02 Fix available: RHSA-2026:93463 · Red Hat
  43. 2026-11-02 Fix available: Red Hat Enterprise Linux AppStream AUS (v.8.4), Red Hat Enterprise Linux AppStream E4S (v.8.8), Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4) +5 · Red Hat
  44. 2026-11-02 Fix available: RHSA-2026:93791 · Red Hat
  45. 2026-11-03 Fix available: Red Hat Enterprise Linux Server (v. 7 ELS), Red Hat Enterprise Linux Server Optional (v. 7 ELS) · Red Hat
  46. 2026-11-03 Fix available: RHSA-2026:94459 · Red Hat
  47. 2026-11-03 Fix available: RHSA-2026:94468 · Red Hat
  48. 2026-11-03 Affected versions changed · Red Hat
  49. 2026-11-04 Fix available: RHSA-2026:94474 · Red Hat
  50. 2026-11-04 Fix available: RHSA-2026:94476 · Red Hat
  51. 2026-11-04 Affected versions changed · Red Hat
  52. 2026-11-06 Affected versions changed · Red Hat

References

Patch 1

Other 1

  • TI-2020-06117 xmlStringLenDecodeEntities in parser.c in libxml2 2.9.10 has an infinite loop in a certain end-of-file situation. CVSS 3.1HIGH 7.5
  • TI-2025-05441 Libxml2: integer overflow in xmlbuildqname() leads to stack buffer overflow in libxml2 CVSS 3.1HIGH 7.5
  • TI-2024-22792 An issue was discovered in xmllint (from libxml2) before 2.11.8 and 2.12.x before 2.12.7. CVSS 3.1HIGH 7.5
  • TI-2017-06514 libxml2 20904-GITv2.9.4-16-g0741801 is vulnerable to a heap-based buffer over-read in the… CVSS 3.1HIGH 7.5
  • TI-2022-19140 An issue was discovered in libxml2 before 2.10.3. CVSS 3.1HIGH 7.5
  • TI-2025-23491 Out-of-bounds read in xmlsoft libxml2 CVSS 3.1HIGH 7.5
See all 114 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences